MAX641AEPA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX641AEPA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage monitor and reset circuit.

Characteristics

• Voltage monitoring range: 1.8V to 5V
• Adjustable reset threshold voltage
• Low supply current: 10µA (typical)
• Small package size: 8-pin DIP or SOIC

Package and Quantity

The MAX641AEPA+ is available in an 8-pin plastic dual in-line package (DIP) or small outline integrated circuit (SOIC) package. It is typically sold in quantities of one unit per package.

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Reset Threshold Voltage Range: 1.2V to VCC - 0.6V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX641AEPA+ has the following pin configuration:

```

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| | --| RESET |-- --| GND |-- --| MR |-- --| VCC |-- --| RESETOUT |-- --| GND |-- --| RESETIN |-- |___________| ```

Functional Features

• Voltage monitoring: The MAX641AEPA+ monitors the input voltage and provides a reset signal when it falls below the adjustable threshold voltage.
• Adjustable threshold voltage: The reset threshold voltage can be set using an external resistor divider network, allowing flexibility in system design.
• Reset timeout period: The reset output remains active for a fixed period of time after the input voltage rises above the threshold voltage, ensuring proper system initialization.
• Low supply current: The device operates with a low supply current, minimizing power consumption.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems.
• Adjustable threshold voltage provides flexibility in voltage monitoring.
• Small package size enables space-saving integration into compact designs.
• Low supply current minimizes power consumption.

Disadvantages

• Lack of built-in hysteresis may result in potential noise-related issues during voltage transitions.
• Limited reset timeout period may not be suitable for applications requiring longer initialization times.

Working Principles

The MAX641AEPA+ works by comparing the input voltage with the adjustable threshold voltage set by the external resistor divider network. When the input voltage falls below the threshold, the reset output is activated. It remains active for a fixed period of time after the input voltage rises above the threshold, ensuring proper system initialization.

Application Field Plans

The MAX641AEPA+ finds application in various fields, including: 1. Microcontrollers and microprocessors 2. Embedded systems 3. Power management circuits 4. Battery-powered devices 5. Industrial control systems

Alternative Models

Some alternative models that offer similar functionality to the MAX641AEPA+ include: 1. MAX641ACSA+ 2. MAX641BCSA+ 3. MAX641CCSA+

These models are also available in small outline integrated circuit (SOIC) packages and offer adjustable threshold voltage and reset timeout features.

In conclusion, the MAX641AEPA+ is an integrated circuit used for voltage monitoring and reset functions. Its adjustable threshold voltage, low supply current, and small package size make it suitable for various applications in the field of electronics.

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